The Six Samurai - Irou (STON-EN012) - Strike of Neos 1st Edition

When there's another [Six Warmasters] monster on your field outside of [Six Warmasters - Irou], when this card attack a monster is face-down defense mode, destroy that face-down monster without calculating damages. When this card is destroyed, you can destroy a [Six Warmasters] monster outside of this card instead.